Home / 77,004.54-115,338.66-47,332.41

Finding the Fourth Proportional to 77,004.54, 115,338.66 and 47,332.41

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Solution

The fourth proportional to 77,004.54, 115,338.66 and 47,332.41 is: 70,895.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004.54 : 115,338.66 = 47,332.41 : x
  2. Step 2: Convert to fraction form
    77,004.54/115,338.66 = 47,332.41/x
  3. Step 3: Cross multiply
    77,004.54x = 115,338.66 × 47,332.41
  4. Step 4: Simplify right side
    77,004.54x = 5,459,256,743.97
  5. Step 5: Solve for x
    x = 5,459,256,743.97/77,004.54
  6. Step 6: Final answer
    x = 70,895.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.